The type of agriculture where crops and livestock were raised for the use of the farmer's family with little to spare is called ____________________ agriculture
Fill in the blank(s) with correct word
subsistence
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All of the following statements are true EXCEPT:
A. the intake valve must open before TDC, when the piston starts down on the intake stroke. B. the intake valve stays open long after BDC into the compression stroke. C. the exhaust valve remains open past TDC. D. non-freewheeling engines often have a decal on the valve cover stating that the belt must be changed at least every 10,000 miles.
Graders inspect the rib cage and vertebrae of a carcass for the degree of bone and cartilage hardening, called ___________________
Fill in the blank(s) with correct word
Incoming cool water enters the end of a water cooled condenser where ______________.
a. hot gas is entering the condenser b. liquid refrigerant is leaving the condenser. c. the hot water is leaving the condenser. d. the compressor is located.
Which of these is the heating element used to ignite the gas-generating material, usually sodium azide?
A) Pretentsioner B) Element C) Squib D) Coil